MathAchieve               package:nlme               R Documentation

_M_a_t_h_e_m_a_t_i_c_s _a_c_h_i_e_v_e_m_e_n_t _s_c_o_r_e_s

_D_e_s_c_r_i_p_t_i_o_n:

     The 'MathAchieve' data frame has 7185 rows and 6 columns.

_F_o_r_m_a_t:

     This data frame contains the following columns:

     _S_c_h_o_o_l an ordered factor identifying the school that the student
          attends

     _M_i_n_o_r_i_t_y a factor with levels 'No'  'Yes' indicating if the
          student is a member of a minority racial group.

     _S_e_x a factor with levels 'Male'  'Female' 

     _S_E_S a numeric vector of socio-economic status.

     _M_a_t_h_A_c_h a numeric vector of mathematics achievement scores.

     _M_E_A_N_S_E_S a numeric vector of the mean SES for the school.

_D_e_t_a_i_l_s:

     Each row in this data frame contains the data for one student.

_E_x_a_m_p_l_e_s:

     data(MathAchieve)
     summary(MathAchieve)

